java.io.Serializable
, java.util.Comparator<I>
public class TransformingComparator<I,O>
extends java.lang.Object
implements java.util.Comparator<I>, java.io.Serializable
compare
method.
This class is Serializable from Commons Collections 4.0.
Transformer
,
ComparableComparator
,
Serialized FormConstructor | Description |
---|---|
TransformingComparator(Transformer<? super I,? extends O> transformer) |
Constructs an instance with the given Transformer and a
ComparableComparator . |
TransformingComparator(Transformer<? super I,? extends O> transformer,
java.util.Comparator<O> decorated) |
Constructs an instance with the given Transformer and Comparator.
|
Modifier and Type | Method | Description |
---|---|---|
int |
compare(I obj1,
I obj2) |
Returns the result of comparing the values from the transform operation.
|
boolean |
equals(java.lang.Object object) |
Returns
true iff that Object is
is a Comparator whose ordering is known to be
equivalent to mine. |
int |
hashCode() |
Implement a hash code for this comparator that is consistent with
equals . |
public TransformingComparator(Transformer<? super I,? extends O> transformer)
ComparableComparator
.transformer
- what will transform the arguments to compare
public TransformingComparator(Transformer<? super I,? extends O> transformer, java.util.Comparator<O> decorated)
transformer
- what will transform the arguments to compare
decorated
- the decorated Comparatorpublic int compare(I obj1, I obj2)
compare
in interface java.util.Comparator<I>
obj1
- the first object to transform then compareobj2
- the second object to transform then comparepublic int hashCode()
equals
.hashCode
in class java.lang.Object
public boolean equals(java.lang.Object object)
true
iff that Object is
is a Comparator
whose ordering is known to be
equivalent to mine.
This implementation returns true
iff that
is a TransformingComparator
whose attributes are equal to mine.
equals
in interface java.util.Comparator<I>
equals
in class java.lang.Object
object
- the object to compare toCopyright © 2001-2019 - Apache Software Foundation